F011

Drive overheat

Schindler · Easy Altivar ATV310 Drive

What does F011 mean?

This fault occurs when the Drive thermal state (809) exceeds 118%. It indicates that the internal temperature of the drive has risen above its safe operating limits, potentially leading to derating or damage to power components.

Common Causes

  • The drive's thermal state (809) has exceeded 118% of its safe operating limit.
  • High ambient temperature in the installation area exceeding the drive's specifications.
  • Blocked ventilation openings or insufficient airflow around the drive, hindering heat dissipation.
  • Malfunctioning internal cooling fan of the drive, preventing proper heat removal.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Monitor the Drive thermal state (809) parameter in the Monitoring mode (MOn) to check the current drive temperature.

  2. 2

    Ensure adequate clearance around the drive for proper airflow and verify that all ventilation openings are free from dust and obstructions.

  3. 3

    Check that the ambient temperature around the drive is within the specified operating limits for the Altivar ATV310 series.

  4. 4

    Verify the functionality of the drive's internal cooling fan; clean or replace if faulty.

  5. 5

    Reduce the load on the drive if possible, especially if operating close to its maximum capacity in high ambient temperatures.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Schindler Easy Altivar ATV310 Drive